Search U.S. government technical reports digitized or harvested by TRAIL.
Copper availability--market economy countries :a mineral's availability program appraisal
Methods for determining sources of mercury vapor in the workplace
In situ copper leaching in the United States :case histories of operations
Agglomeration-heap leaching operations in the precious metals industry
Automatic fire protection for mobile underground mining equipment
New developments in personal lighting systems for miners
Historical summary of coal mine explosions in the United States, 1959-81
Aluminum availability--market economy countries :a mineral availability program appraisal
Aluminum from domestic clay via a chloride process :the state of the art
Updated process flowsheets for manganese nodule processing
Selected raw material requirements for Japan's specialty steel industry
Microseismic instrumentation developments :a tape triggering system and energy analyzer
Phosphate rock availability--domestic :a minerals availability program appraisal
Computerized, remote monitoring systems for underground coal mines :faults in power system
Examination of effluents generated from processing domestic laterites
Mineralogy and liberation characteristics of western Mesabi Range oxidized taconite
An analysis of 6x19 classification wire hoist rope
Application of inorganic ion exchangers to metallurgy
Laboratory tests for selecting wetting agents for coal dust control
Corrosion resistance of ceramic materials to hydrochloric acid
Drag bit cutting characteristics using sintered diamond inserts
Corrosion of selected metals and a high-temperature thermoplastic in hypersaline geothermal brine
Effect of potassium ethylxanthate degradation on flotation of chalcopyrite and molybdentie
A water elutriator system for recovering nonmagnetic metals from automobile shredder rejects
A digital instrumentation package for an improved torsion pendulum
Thermodynamic properties of pollucite (a cesium-aluminum-silicate)
A ball-on-block impact-spalling wear test and results on several iron alloys
Novel coal-cutting bits and their wear resistances
Beneficiation of a western Mesabi nonmagnetic taconite after reduction roasting with lignite
Magnetic properties of synthetic mischmetal alloyed with cobalt, copper, iron, and magnesium
Coal-cutting forces and primary dust generation using radial gage cutters
Use of foam for dust control in minerals processing
Evaluation of radium and toxic element leaching characteristics of Florida phosphogypsum stockpiles
Thermal and electrical ignitability of dust clouds
Factors affecting the dissolution of gypsum-bonded roof bolts
Testing modified coal-cutting bit designs for reduced energy, dust, and incendivity
Physical property data on coarse anthracite waste
Concrete crib design and field testing
Correlation of LANDSAT and air photo linears with roof control problems and geologic features
The generation, collection, and analysis of welding fumes
Synthetic fluorspar flux in the basic cupola :evaluation of operation and fluorine volatility
Kettlebottoms :their relation to mine roof and support
Copper-manganese-base silverless brazing systems
Above-the-earth field contours for a dipole buried in a homgeneous half-space